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Internet connection sharing error: LAN connection already configured [FIX]

3 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Many users reported receiving the error messageInternet connection sharing error LAN connection alreadyconfigured. This usually happens when users try to set up their wireless network and share the active internet connection.

This is how one user described the issue onMicrosoft Answers:

Alright, I keep getting this message whenever I try to share my internet through like an Ad-Hoc or anything else at all. “Cannot enable shared access. Error 765 ICS cannot be enabled. A LAN connection is already configured with the IP address that is required for automatic IP addressing.” Meaning I can’t get like my xbox live or anything. Oh, I’m using a wireless internet card from our phone company, and it is installed on my father’s identical laptop, and we share it through an ad-hoc when he is using it, would that be the problem?

In the following guide, we’ll help you fix this error.

What to do if LAN connection is already configured?

What to do if LAN connection is already configured?

1. Run the Internet troubleshooter

2. Refresh your IP address

3. Share Internet connection

4. Add the IP address and Subnet Mask manually

We hope that our quick guide could be of help to you. Leave a comment below if this tutorial helped you fix the connectivity issue.

More about the topics:Ethernet,windows 10 fix

Madalina Dinita

Networking & Security Specialist

Madalina has been a Windows fan ever since she got her hands on her first Windows XP computer.

She is interested in all things technology, especially emerging technologies – AI and DNA computing in particular.

Prior to joining the WindowsReport team, she worked in the corporate world for a number of years.

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Madalina Dinita

Networking & Security Specialist

Madalina is a Windows fan since forever, especially interested in AI, emerging technologies, privacy, and security.